{"id":703056,"date":"2024-08-18T05:59:42","date_gmt":"2024-08-18T04:59:42","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=703056"},"modified":"2024-08-18T05:59:42","modified_gmt":"2024-08-18T04:59:42","slug":"may-do-luu-luong-khi-day-nong-ky-thuat-phan-tich-luong-khong-khi","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/may-do-luu-luong-khi-day-nong-ky-thuat-phan-tich-luong-khong-khi\/","title":{"rendered":"M\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng kh\u00ed d\u00e2y n\u00f3ng | K\u1ef9 thu\u1eadt, Ph\u00e2n t\u00edch lu\u1ed3ng kh\u00f4ng kh\u00ed"},"content":{"rendered":"<p class=\"sidekick\">M\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng kh\u00ed d\u00e2y n\u00f3ng: C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng, \u1ee9ng d\u1ee5ng trong k\u1ef9 thu\u1eadt nhi\u1ec7t v\u00e0 ph\u00e2n t\u00edch lu\u1ed3ng kh\u00f4ng kh\u00ed hi\u1ec7u qu\u1ea3 trong c\u00e1c h\u1ec7 th\u1ed1ng HVAC.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/may_do_luu_luong_khi_day_nong_ky_thuat_phan_tich_luong_khong_khi.png\" alt=\"M\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng kh\u00ed d\u00e2y n\u00f3ng | K\u1ef9 thu\u1eadt, Ph\u00e2n t\u00edch lu\u1ed3ng kh\u00f4ng kh\u00ed\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>M\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng kh\u00ed d\u00e2y n\u00f3ng | K\u1ef9 thu\u1eadt, Ph\u00e2n t\u00edch lu\u1ed3ng kh\u00f4ng kh\u00ed<\/h2>\n<p>M\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng kh\u00ed d\u00e2y n\u00f3ng l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong k\u1ef9 thu\u1eadt \u0111\u1ec3 \u0111o lu\u1ed3ng kh\u00f4ng kh\u00ed. N\u00f3 ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 c\u1ee7a d\u00e2y n\u00f3ng khi kh\u00f4ng kh\u00ed ch\u1ea3y qua, cho ph\u00e9p n\u00f3 cung c\u1ea5p c\u00e1c ch\u1ec9 s\u1ed1 ch\u00ednh x\u00e1c v\u1ec1 t\u1ed1c \u0111\u1ed9 lu\u1ed3ng kh\u00f4ng kh\u00ed.<\/p>\n<h2>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/h2>\n<p>M\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng kh\u00ed d\u00e2y n\u00f3ng c\u1ea5u t\u1ea1o t\u1eeb m\u1ed9t d\u00e2y kim lo\u1ea1i m\u1ecfng, th\u01b0\u1eddng l\u00e0 h\u1ee3p kim Platinum, \u0111\u01b0\u1ee3c nung n\u00f3ng. Khi kh\u00f4ng kh\u00ed ho\u1eb7c kh\u00ed kh\u00e1c ch\u1ea3y qua d\u00e2y n\u00f3ng n\u00e0y, nhi\u1ec7t \u0111\u1ed9 c\u1ee7a d\u00e2y s\u1ebd gi\u1ea3m xu\u1ed1ng. S\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u00ednh to\u00e1n t\u1ed1c \u0111\u1ed9 c\u1ee7a lu\u1ed3ng kh\u00ed theo c\u00f4ng th\u1ee9c sau:<\/p>\n<p>\\[<br \/>\nQ = m * c_p * \\Delta T<br \/>\n\\]\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li>Q l\u00e0 l\u01b0\u1ee3ng nhi\u1ec7t truy\u1ec1n \u0111i (W)<\/li>\n<li>m l\u00e0 l\u01b0u l\u01b0\u1ee3ng kh\u1ed1i c\u1ee7a lu\u1ed3ng kh\u00ed (kg\/s)<\/li>\n<li>c<sub>p<\/sub> l\u00e0 nhi\u1ec7t dung ri\u00eang c\u1ee7a lu\u1ed3ng kh\u00ed (J\/kg*K)<\/li>\n<li>\\Delta T l\u00e0 s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 c\u1ee7a d\u00e2y (K)<\/li>\n<\/ul>\n<h2>\u1ee8ng d\u1ee5ng trong K\u1ef9 thu\u1eadt<\/h2>\n<p>M\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng kh\u00ed d\u00e2y n\u00f3ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c c\u1ee7a k\u1ef9 thu\u1eadt v\u00e0 khoa h\u1ecdc. M\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng ch\u00ednh bao g\u1ed3m:<\/p>\n<ol>\n<li>H\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed: \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o l\u01b0u l\u01b0\u1ee3ng gi\u00f3 th\u00edch h\u1ee3p qua c\u00e1c k\u00eanh d\u1eabn v\u00e0 \u1ed1ng d\u1eabn kh\u00ed.<\/li>\n<li>C\u00f4ng nghi\u1ec7p \u00f4 t\u00f4: \u0110\u1ec3 \u0111o l\u01b0u l\u01b0\u1ee3ng kh\u00f4ng kh\u00ed v\u00e0o \u0111\u1ed9ng c\u01a1, h\u1ed7 tr\u1ee3 vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh c\u00e1c ch\u1ebf \u0111\u1ed9 l\u00e0m vi\u1ec7c c\u1ee7a \u0111\u1ed9ng c\u01a1 m\u1ed9t c\u00e1ch t\u1ed1i \u01b0u.<\/li>\n<li>\u0110o \u0111\u1ea1c kh\u00ed t\u01b0\u1ee3ng: \u0110\u1ec3 \u0111o t\u1ed1c \u0111\u1ed9 gi\u00f3 v\u00e0 nghi\u00ean c\u1ee9u c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng kh\u00ed quy\u1ec3n.<\/li>\n<\/ol>\n<h2>Ph\u00e2n t\u00edch lu\u1ed3ng kh\u00f4ng kh\u00ed<\/h2>\n<p>Ph\u00e2n t\u00edch lu\u1ed3ng kh\u00f4ng kh\u00ed l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong nhi\u1ec1u d\u1ef1 \u00e1n k\u1ef9 thu\u1eadt, t\u1eeb thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng HVAC \u0111\u1ebfn t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t \u0111\u1ed9ng c\u01a1. V\u1edbi m\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng kh\u00ed d\u00e2y n\u00f3ng, c\u00e1c k\u1ef9 s\u01b0 c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng thu th\u1eadp d\u1eef li\u1ec7u li\u00ean quan \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 lu\u1ed3ng kh\u00f4ng kh\u00ed v\u00e0 s\u1eed d\u1ee5ng d\u1eef li\u1ec7u n\u00e0y \u0111\u1ec3 c\u1ea3i ti\u1ebfn thi\u1ebft k\u1ebf v\u00e0 hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng.<\/p>\n<ul>\n<li>X\u00e1c \u0111\u1ecbnh s\u1ef1 ph\u00e2n b\u1ed1 lu\u1ed3ng kh\u00f4ng kh\u00ed trong c\u00e1c \u1ed1ng d\u1eabn.<\/li>\n<li>Ki\u1ec3m tra t\u00ednh hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t v\u00e0 s\u01b0\u1edfi \u1ea5m.<\/li>\n<li>Nghi\u00ean c\u1ee9u t\u00e1c \u0111\u1ed9ng c\u1ee7a c\u00e1c thay \u0111\u1ed5i trong thi\u1ebft k\u1ebf l\u00ean lu\u1ed3ng kh\u00f4ng kh\u00ed.<\/li>\n<\/ul>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>M\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng kh\u00ed d\u00e2y n\u00f3ng l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd v\u00e0 quan tr\u1ecdng trong l\u0129nh v\u1ef1c k\u1ef9 thu\u1eadt, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong ph\u00e2n t\u00edch lu\u1ed3ng kh\u00f4ng kh\u00ed. V\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng thi\u1ebft th\u1ef1c v\u00e0 kh\u1ea3 n\u0103ng cung c\u1ea5p d\u1eef li\u1ec7u ch\u00ednh x\u00e1c, n\u00f3 tr\u1edf th\u00e0nh s\u1ef1 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho c\u00e1c k\u1ef9 s\u01b0 v\u00e0 nh\u00e0 nghi\u00ean c\u1ee9u khi c\u1ea7n \u0111o l\u01b0\u1eddng v\u00e0 ph\u00e2n t\u00edch t\u1ed1c \u0111\u1ed9 lu\u1ed3ng kh\u00ed.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u00e1y \u0111o l\u01b0u l\u01b0\u1ee3ng kh\u00ed d\u00e2y n\u00f3ng: C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng, \u1ee9ng d\u1ee5ng trong k\u1ef9 thu\u1eadt nhi\u1ec7t v\u00e0 ph\u00e2n t\u00edch lu\u1ed3ng kh\u00f4ng kh\u00ed hi\u1ec7u qu\u1ea3 trong c\u00e1c h\u1ec7 th\u1ed1ng HVAC.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[132],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin 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